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Association of Symptoms with Severity of Hyponatremia
| Symptoms | Mild Hyponatremia (n) | Moderate Hyponatremia (n) | Profound Hyponatremia (n) |
|---|---|---|---|
| Asymptomatic | 16 | 2 | 1 |
| Nausea | 1 | 9 | 25 |
| headache | 2 | 6 | 21 |
| Lethargy | 5 | 14 | 31 |
| Dizziness | 2 | 6 | 15 |
| Muscle cramps | 2 | 5 | 7 |
| Abnormal behaviour | 1 | 11 | 27 |
| Drowsiness | 2 | 10 | 28 |
| Seizures | 0 | 0 | 3 |
| Others | 0 | 0 | 0 |
